2007 Confidence Interval Detail
175/Navarro
175-905/Frost ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 3,654,708 | 0.8569 | 4,265,034 | 12 | 182 | .059595511 |
| A | 3,677,028 | 0.9448 | 3,891,859 | 15 | 92 | .066612805 |
| A | 3,669,435 | 0.8958 | 4,096,266 | 16 | 54 | .018932625 |
| A | 3,579,144 | 0.8859 | 4,040,122 | 17 | 31 | .029177750 |
| D3 | 21,645,650 | 1.0018 | 21,606,758 | 20 | 1,476 | .082365370 |
| Random Totals: | 36,225,965 | 37,900,039 | 80 | 1,835 | ||
| Catg J Exception Values: | 3,318,610 | 2,837,350 | ||||
| Catg D1 Exception Values: | 5,467,990 | 6,687,615 | ||||
| Total Test Values (4): | 45,012,565 | 47,425,004 |
Margin of Error
| Margin of Error Percent: | 6.0282420 |
|---|---|
| Margin of Error Value: | 2,858,894 |
Confidence Interval Values (5)
| State Lower Limit: | 44,566,110 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 45,012,565 | (Within Confidence Interval) |
| State Upper Limit: | 50,283,898 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 58,048,196 | (See ISD Summary Worksheet) |
Sources:
(1) See Stratified Category Worksheet Reports PTS236, PTS430
(2) Number of parcels sampled by staff
(3) Total Category Parcels from Stratification Report, Appraisal Roll, or Self-report
(4) Includes any parcels in A, B, C, D3, F1, G1, G2, or L1 marked as exception properties
(5) Unstudied categories and sub-categories were not included in the Confidence Interval Values
(6) Includes local value of unstudied property categories and sub-categories